A small group of documentary filmmakers chronicle the trials and inequities faced by Mexican illegal immigrants. When they join a group of families illegally crossing the border to record the experience firsthand, their truck is pulled over and detained. What happens next plunges their group into unimaginable horror.

1815年，一个性格戏谑的修士汤姆斯艾卡拉，无意间放出两个嗜血女妖到人间，她们的技巧娴熟，只要用指尖一划，就能划破男人的颈项，从中吸取它们的体液。这两个地狱来的女恶魔比吸血鬼更残暴，由于她们的贪欲难以满足，两个杀人不眨眼的女妖，最后连汤姆的兄弟也成了她们的祭品，时间的巨轮也逃不过她们的魔掌。所幸汤姆是神的使者，跟随她们来到21世纪，并且拥有一项秘密武器，得以制服两名女妖， 就看他是否能拿出真本领为人类除害了！